JP2943961B2 - Connector mounting structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for attaching a connector to an object to be attached such as an electric junction box or a protector.

[0002]

2. Description of the Related Art FIG. 5 shows an example of a conventional connector mounting structure described in Japanese Utility Model Laid-Open No. 2-16584.

[0003] In this example, an electric junction box 1 as an object to be mounted is provided.
The connector 5 is attached to the cover 3 of the electrical connection box 1. A connector mounting portion 9 having an L-shaped cross section is provided on the side wall 7 of the cover 3 of the electric connection box 1 so as to face left and right. An engagement portion 13 having an L-shaped cross section that engages with the connector attachment portion 9 is provided in a protruding manner. To attach the connector 5 to the cover 3, the engaging portion 13 of the connector 5 is engaged with the connector attaching portion 9 of the cover 5.

In such a structure, since the connector mounting portion 9 and the engaging portion 13 are both protruded, a gap is generated between the side wall 7 of the cover 3 and the outer wall 11 of the connector 5 in the mounted state. There is a possibility that the effective use of the space is hindered and the space saving is hindered.

FIG. 6 shows another example of a connector mounting structure.

In this example, a connector 41 is mounted on a wall 21 erected from a protector (not shown) as a body to be mounted. Also has a flat intermediate wall portion 23 having a slightly wide width, and two reinforcing portions 25 and 27 which are bent substantially perpendicularly from both ends in the width direction of the intermediate wall portion 23. Two slits 29 and 31 are formed at a predetermined interval in the intermediate wall 23, and both slits 2 and 31 of the intermediate wall 23 are formed.
The portion sandwiched between 9, 9 is the connector support portion 33. The slits 29 and 31 are arranged side by side along the direction in which the wall 21 is erected, and each of the slits 29 and 31 has an opening 3 at the upper end of the intermediate wall 23.
5, 37. A substantially rectangular locking hole 39 is formed substantially at the center of the connector support 33 in the width direction.

On the other hand, on the side wall 43 of the connector 41, engaging portions 45, 47 which are inserted into the slits 29, 31 from the openings 35, 37 and engage with the slits 29, 31 correspond to the slits 29, 31. And it protrudes in two places.
The two engaging portions 45 and 47 are projecting rail portions 49 and 51 formed slightly narrower than the groove width of the slits 29 and 31.
And parallel wall portions 53 and 55 which are formed to bend from the rail portions 49 and 51 substantially in parallel to the side wall 43 and have a predetermined interval between the side wall 43 and the upper end of the parallel wall portions 53 and 55 from the side wall 43. And positioning portions 57 and 59 protruding therefrom. At the approximate center in the width direction of the connector 41, the upper end is the side wall 4.
A flexible locking arm 61 connected and fixed to 3 is provided, and a locking projection 63 is projected from an outer surface of the locking arm 61. These engaging portions 45 and 47 and the locking arm 61
Are integrally formed on the side wall 43 of the connector 41. An inclined surface 33a is formed at the upper end of the connector support portion 33 of the wall portion 21 to facilitate the insertion and engagement of the engagement portions 45 and 47.

To attach the connector 41 to the wall 21,
From the openings 35 and 37 of the slits 29 and 31 to the connector 41
Are inserted, and the connector 41 is pressed in the direction of arrow A in the figure. Thereby, the rail portions 49, 51
Moves in the slits 29 and 31 and the parallel wall portions 53 and 55
The connector support portion 33 is fitted between the connector support portion 33 and the side wall 43, and the upper end of the connector support portion 33 comes into contact with the positioning portions 57 and 59, and the engagement portions 45 and 47 are formed as shown in FIG.
31 is engaged. Then, the engaging portions 45, 47
With the engagement, the locking projection 63 is fitted and locked in the locking hole 39, and the mounting of the connector 41 is completed.

As described above, in the structure shown in FIG.
Since the engaging portions 45 and 47 are engaged with the wall portions 21 and 9, respectively.
There is no gap between the intermediate wall portion 23 and the side wall 43 of the connector 41, and space can be saved.

[0010]

However, in the connector mounting structure as shown in FIG. 6, a strong pressing force is applied to the connector 41 on the wall 21 side (direction B in the drawing) as shown in FIG. In this case, there is a possibility that the connector support portion 33 may be bent and deformed in the pressing direction. When such a deformation occurs, the connector supporting portion 33 is bent at the deformed portion C, and the side walls E and F on both sides of the slits 29 and 31 are deformed.
There is a possibility that the mounting state of the connector 41 may not be stable.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a connector mounting structure in which space can be saved at a connector mounting portion and a stable mounting state can be obtained.

[0012]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a slit having an opening in a wall portion of a body to be attached, and the slit has an engaging portion projecting from a side wall of a connector. A connecting portion for connecting the wall portions on both sides of the slit on the opening side to the wall portion and guiding the insertion of the engaging portion into the slit. Is provided.

[0013]

According to the connector mounting structure of the above configuration, even if a strong pressing force is applied to the wall side of the connector engaged with the slit, the walls on both sides of the slit are mutually connected via the connecting portion. Since they are supported by each other, the wall portion is not deformed by the pressing force, and a stable mounting state can be obtained.

Further, since the connecting portion guides the insertion of the engaging portion into the slit, the workability of mounting the connector is improved.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the present invention is applied to a structure for attaching a connector to a wall standing upright from a protector will be described below with reference to FIGS. FIG. 1 is a perspective view showing a state before the connector is mounted in this embodiment, and FIG. 2 is a perspective view showing a state after the connector is mounted.

The wall 71 of this embodiment is different from the wall 21 of FIG. 6 in the following point. The same parts as those of FIG. The connector 41 has the same configuration as that of FIG.

At the upper end of the wall portion 71, ribs 73, 75 (connecting portions) for connecting the wall portions 71 on both sides of the slits 29, 31 on the opening 35, 37 side are provided integrally with the wall portion 71. . The ribs 73 and 75 have a frame shape,
31 erected portions 77, 7 erected from the intermediate wall portions 23 on both sides.
9 and bridging portions 81, 8 bridging the hanging portions 77, 79.
And 3. The interval between the vertical portions 77 and 79 is formed slightly wider than the width of the parallel wall portions 53 and 55, and the interval between the bridge portions 81 and 83 and the intermediate wall portion 23 is the connector 41.
Are formed slightly larger than the thickness of the parallel wall portions 53, 55. As a result, the parallel walls 53 and 55 are
75, the inner surfaces 85 of the ribs 73, 75,
87 serves as a guide when the parallel wall portions 53 and 55 are inserted and moved. That is, the insertion of the engaging portions 45 and 47 into the slits 29 and 31 is guided by the ribs 73 and 75.

According to this embodiment, the connector 41 is connected to the wall 7
1, the inner surfaces 85, 87 of the ribs 73, 75
Guides the insertion movement of the parallel wall portions 53 and 55, the insertability of the engaging portions 45 and 47 is improved, and the work of attaching the connector 41 can be performed more easily.

The connector 41 has slits 29, 31
Are attached by engaging the engaging portions 45 and 47 with the intermediate wall portion 23 of the wall portion 21 and the side wall 4 of the connector 41.
No space is generated between the second and third elements, and space can be saved.

Even when a strong pressing force is applied to the attached connector 41 on the wall portion 71 side (direction B in the drawing), the ribs 73 and 75 are formed on the sides of the slits 29 and 31 on both sides of the openings 35 and 37 on the openings 35 and 37 sides. Since the intermediate wall portions 43 are connected to each other, the connected intermediate wall portions 43 mutually support each other via the ribs 73 and 75. As a result, the connector support 3
3 is prevented from bending in the pressing direction, and a stable mounting state of the connector 41 can be ensured.

As shown in FIG. 3 and FIG.
The inclined surfaces 73a, 73 are provided on the upper edges of the inner surfaces 85, 87 of
5a, the ribs 7 of the parallel wall portions 53 and 55 are provided.
3,75 can be inserted smoothly,
The insertability of the engaging portions 45 and 47 into the slits 29 and 31 is further improved.

[0022]

As described above, according to the present invention,
Since the engaging portion is engaged with the slit, space can be saved, and the connecting portion connects the wall portions on both sides of the slit, so that a stable mounting state can be obtained, and the connecting portion is inserted into the engaging portion. , It is possible to improve the workability of mounting the connector.

[Brief description of the drawings]

FIG. 1 is a perspective view of a connector mounting structure according to an embodiment of the present invention, showing a state before the connector is mounted.

FIG. 2 is a perspective view showing a state after the connector of FIG. 1 is attached.

FIG. 3 is a perspective view showing another embodiment of the rib of FIG. 1;

FIG. 4 is a plan view of FIG. 3 as viewed from an arrow X direction.

FIG. 5 is a perspective view showing a conventional connector mounting structure.

FIG. 6 is a perspective view showing another conventional connector mounting structure.

FIG. 7 is a perspective view showing a state after the connector of FIG. 6 is attached.

FIG. 8 is a perspective view showing a problem of the mounting structure of the connector of FIG. 6;

[Explanation of symbols]

 29 slit 31 slit 35 opening 37 opening 41 connector 43 side wall 45 engaging portion 47 engaging portion 71 wall portion 73 rib (connecting portion) 75 rib (connecting portion)

Claims (1)

(57) [Claims] 1. A connector mounting structure in which a slit having an opening is provided in a wall portion of an attached body, and an engaging portion projecting from a side wall of the connector is inserted into the slit to engage with the slit. A connector mounting structure, wherein a connecting portion for connecting the wall portions on both sides of the slit on the opening side to each other and for guiding insertion of the engaging portion into the slit is provided on the wall portion.